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Finding the Third Proportional to 179,602,774 and 387,945,643

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Solution

The third proportional to 179,602,774 and 387,945,643 is: 837,970,475.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,602,774 : 387,945,643 = 387,945,643 : x
  2. Step 2: Convert to fraction form
    179,602,774/387,945,643 = 387,945,643/x
  3. Step 3: Cross multiply
    179,602,774x = 387,945,643 × 387,945,643
  4. Step 4: Simplify right side
    179,602,774x = 150,501,821,922,683,456
  5. Step 5: Solve for x
    x = 150,501,821,922,683,456/179,602,774
  6. Step 6: Final answer
    x = 837,970,475.46

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.